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SPT WA-1220H Defrost Sensor Board
The defrost sensor board will begin the defrost cycle in order to defrost your outdoor unit. The defrost sensor board depends on a sensor located near the condenser to decide when to begin.
Symptoms the AC defrost sensor board will soon need to be replaced
- Your HVAC system will cease to operate because of frost blocking the fins on the outside unit
- The primary control board could display an error number produced when the defrost control board fails to receive a signal
- Self defrost sequence does not begin even though there is a large amount of frost on the outdoor unit
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Before buying or purchasing a replacement defrost sensor board for your SPT WA-1220H, do your due diligence and double check the correct model and also make a visual inspection so that you are positive that the proper replacement defrost sensor board is the one being purchased. Some pros can be expensive so it is best to shop around to acquire the best rate if money is a concern.
Feel free to download your manual for help.
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